Pith Number

pith:CBZHDC7E

pith:2009:CBZHDC7EVCHBGH4MNS5PP6IEFA

not attested not anchored not stored refs pending

Interaction of vortices in viscous planar flows

Thierry Gallay

arxiv:0908.2518 v1 · 2009-08-18 · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CBZHDC7EVCHBGH4MNS5PP6IEFA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:12:25.678545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1072718be4a88e131f8c6cbaf7f904281f785ff869b1333da1f4de7e201af73d

Aliases

arxiv: 0908.2518 · arxiv_version: 0908.2518v1 · doi: 10.48550/arxiv.0908.2518 · pith_short_12: CBZHDC7EVCHB · pith_short_16: CBZHDC7EVCHBGH4M · pith_short_8: CBZHDC7E

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CBZHDC7EVCHBGH4MNS5PP6IEFA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1072718be4a88e131f8c6cbaf7f904281f785ff869b1333da1f4de7e201af73d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a60b4453cb9daa57b626ba08d0c032eeba3c7d8fcb183169d4bc142a9e97b570",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-08-18T08:23:01Z",
    "title_canon_sha256": "aa0f4f7fe6988d47e178f5b6774c6fe1ccce8539d56b44b377a24ec895842aa1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2518",
    "kind": "arxiv",
    "version": 1
  }
}